For turbulent flow in a tube the heat transfer co-efficient is...

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For turbulent flow in a tube, the heat transfer co-efficient is obtained from the Dittus-Boelter correlation. If the tube diameter is halved and the flow rate is doubled, then the heat transfer co-efficient will change by a factor of

A. 1

B. 1.74

C. 6.1

D. 37

Answer: Option C

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